Compare bowling balls
Core numbers are compared in one weight. Some brands only publish them for one weight.
Brunswick Mastermind Genius
|
Storm Equinox Hybrid
|
Hammer Full Effect
|
Hammer Black Widow 2.0 Hybrid
|
|
|---|---|---|---|---|
| Brand | Brunswick | Storm | Hammer | Hammer |
| Line | Pro | Premier | High | Upper Mid |
| Coverstock | Honor Roll Hybrid Reactive | A2S Hybrid | HK22C² Hybrid | HK22 - Aggression Hybrid |
| Cover type | Hybrid reactive | Hybrid reactive | Hybrid reactive | Hybrid reactive |
| Core | Mastermind Ultra Low RG | Solarion AI | Huntsman | Gas Mask |
| Core type | Asymmetric | Asymmetric | Asymmetric | Asymmetric |
| RG | 2.488 | 2.470 (16 lb) | 2.470 | 2.500 |
| Diff | 0.052 | 0.054 (16 lb) | 0.050 | 0.058 |
| Int. diff | 0.015 | 0.016 | 0.017 | 0.016 |
| Factory finish | 500 Siaair / Royal Compound | Power Edge | 500, 1000, 1500 Siaair / Factory Compound | 500, 1000, 1500 Siaair / Crown Factory Compound |
| Lane condition | — | — | Medium oil – Heavy oil | Medium oil – Heavy oil |
| Flare potential | — | High | — | — |
| Reaction | — | — | Length with aggressive backend | Length with aggressive backend |
| Color | Black / Green / Gold Hybrid | Nebula / Flare / Void | Purple / Pink / Silver / Black | Red / Black |
| Release date | — | September 4, 2026 | March 19, 2026 | February 23, 2022 |
| Status | Retired | Current | Current | Current |
Own some of these balls?
Keep your arsenal in BowlingMaat: weight, layout, surface and maintenance of every ball in one place. Free, and no games to log.